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Public health officials urge residents to take precautions as heat wave moves into southern Ontario

By 98.9 myFM News/Oldies 99.7 staff Jul 14, 2025 | 9:03 AM

A Heat Warning continues for Norfolk County, with dangerously hot and humid conditions still in the forecast.

The warning is part of a widespread weather system affecting southern Ontario, prompting health officials to advise residents to take necessary precautions to avoid heat-related illness.

According to the forecast, daytime highs will range from 31°C to 35°C, with humidex values pushing temperatures into the low 40s. Nighttime lows are expected to remain above 20°C, offering little relief from the heat.

Who Is Most at Risk During Extreme Heat Events?

Grand Erie Public Health says that while extreme heat can impact everyone, certain groups are more vulnerable, including:

  • Older adults

  • Infants and young children

  • People with pre-existing medical conditions (heart disease, respiratory illness)

  • Individuals experiencing homelessness

  • Outdoor workers and athletes

  • Low-income households without air conditioning

Health officials urge residents to stay indoors where possible, keep cool, drink plenty of water, and check in on vulnerable neighbours, friends, and family members.

Know the Signs of Heat-Related Illness

Common symptoms of heat-related illness include:

  • Dizziness or fainting

  • Headaches

  • Nausea or vomiting

  • Weakness or fatigue

  • Rapid breathing or heart rate

  • Confusion or disorientation

If you or someone you know experiences these symptoms, seek medical attention immediately.

Cooling Centres and Public Spaces Available in Norfolk

To support community members during this period of intense heat, Norfolk County has designated the following locations as cooling spaces. These facilities will operate during their regular business hours unless otherwise noted. Residents are encouraged to call ahead or visit official websites to confirm hours before heading out.

Norfolk County Public Library Branches

Air-conditioned spaces available at:

  • Simcoe

  • Delhi

  • Port Dover

  • Waterford

  • Port Rowan
    Website: https://olc.ncpl.ca | Phone: 519-426-3506

Swimming Pools

  • Annaleise Carr Aquatic Centre (182 South Dr., Simcoe)

  • Delhi Kinsmen Pool (336 Talbot Rd., Delhi)
    Pool schedules: norfolkcounty.ca/swimming | Phone: 519-426-5870 ext. 2233

Splash Pads

Open daily from 10 a.m. to 9 p.m.
Extended hours during heat warnings: 9 a.m. to 11 p.m.

  • Simcoe Kinsmen Splash Pad

  • Delhi Splash Pad

Arena Cooling Centre

Tips to Stay Cool and Safe During the Heat Wave

  • Drink water regularly, even if you don’t feel thirsty

  • Avoid strenuous activity during peak sun hours (11 a.m. – 4 p.m.)

  • Wear loose, light-coloured clothing and a wide-brimmed hat outdoors

  • Use fans or air conditioning when available

  • Never leave people or pets in a parked car

For more information on how to protect yourself and your loved ones during extreme heat, visit: www.norfolkcounty.ca/Heat